* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
+
+/* \summary: Radius protocol printer */
+
/*
* Radius printer routines as specified on:
*
* RFC 2869:
* "RADIUS Extensions"
*
+ * RFC 3162:
+ * "RADIUS and IPv6"
+ *
+ * RFC 3580:
+ * "IEEE 802.1X Remote Authentication Dial In User Service (RADIUS)"
+ * "Usage Guidelines"
+ *
+ * RFC 4072:
+ * "Diameter Extensible Authentication Protocol (EAP) Application"
+ *
+ * RFC 4675:
+ * "RADIUS Attributes for Virtual LAN and Priority Support"
+ *
+ * RFC 4818:
+ * "RADIUS Delegated-IPv6-Prefix Attribute"
+ *
+ * RFC 4849:
+ * "RADIUS Filter Rule Attribute"
+ *
+ * RFC 5090:
+ * "RADIUS Extension for Digest Authentication"
+ *
+ * RFC 5176:
+ * "Dynamic Authorization Extensions to RADIUS"
+ *
+ * RFC 5447:
+ * "Diameter Mobile IPv6"
+ *
+ * RFC 5580:
+ * "Carrying Location Objects in RADIUS and Diameter"
+ *
+ * RFC 6572:
+ * "RADIUS Support for Proxy Mobile IPv6"
+ *
+ * RFC 7155:
+ * "Diameter Network Access Server Application"
+ *
*
* TODO: Among other things to print ok MacIntosh and Vendor values
*/
-#ifndef lint
-static const char rcsid[] _U_ =
- "$Id: print-radius.c,v 1.25 2004-01-25 09:31:14 hannes Exp $";
-#endif
-
#ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
#endif
-#include <tcpdump-stdinc.h>
+#include "netdissect-stdinc.h"
#include <string.h>
-#include <stdio.h>
+#include "netdissect-ctype.h"
-#include "interface.h"
+#include "netdissect.h"
#include "addrtoname.h"
#include "extract.h"
#include "oui.h"
+#include "ntp.h"
+
#define TAM_SIZE(x) (sizeof(x)/sizeof(x[0]) )
#define PRINT_HEX(bytes_len, ptr_data) \
while(bytes_len) \
{ \
- printf("%02X", *ptr_data ); \
+ ND_PRINT("%02X", *ptr_data ); \
ptr_data++; \
bytes_len--; \
}
/* Radius packet codes */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-27 */
#define RADCMD_ACCESS_REQ 1 /* Access-Request */
#define RADCMD_ACCESS_ACC 2 /* Access-Accept */
#define RADCMD_ACCESS_REJ 3 /* Access-Reject */
#define RADCMD_ACCESS_CHA 11 /* Access-Challenge */
#define RADCMD_STATUS_SER 12 /* Status-Server */
#define RADCMD_STATUS_CLI 13 /* Status-Client */
+#define RADCMD_DISCON_REQ 40 /* Disconnect-Request */
+#define RADCMD_DISCON_ACK 41 /* Disconnect-ACK */
+#define RADCMD_DISCON_NAK 42 /* Disconnect-NAK */
+#define RADCMD_COA_REQ 43 /* CoA-Request */
+#define RADCMD_COA_ACK 44 /* CoA-ACK */
+#define RADCMD_COA_NAK 45 /* CoA-NAK */
#define RADCMD_RESERVED 255 /* Reserved */
-static struct tok radius_command_values[] = {
- { RADCMD_ACCESS_REQ, "Access Request" },
- { RADCMD_ACCESS_ACC, "Access Accept" },
- { RADCMD_ACCESS_REJ, "Access Reject" },
- { RADCMD_ACCOUN_REQ, "Accounting Request" },
- { RADCMD_ACCOUN_RES, "Accounting Response" },
- { RADCMD_ACCESS_CHA, "Access Challenge" },
- { RADCMD_STATUS_SER, "Status Server" },
- { RADCMD_STATUS_CLI, "Status Client" },
+static const struct tok radius_command_values[] = {
+ { RADCMD_ACCESS_REQ, "Access-Request" },
+ { RADCMD_ACCESS_ACC, "Access-Accept" },
+ { RADCMD_ACCESS_REJ, "Access-Reject" },
+ { RADCMD_ACCOUN_REQ, "Accounting-Request" },
+ { RADCMD_ACCOUN_RES, "Accounting-Response" },
+ { RADCMD_ACCESS_CHA, "Access-Challenge" },
+ { RADCMD_STATUS_SER, "Status-Server" },
+ { RADCMD_STATUS_CLI, "Status-Client" },
+ { RADCMD_DISCON_REQ, "Disconnect-Request" },
+ { RADCMD_DISCON_ACK, "Disconnect-ACK" },
+ { RADCMD_DISCON_NAK, "Disconnect-NAK" },
+ { RADCMD_COA_REQ, "CoA-Request" },
+ { RADCMD_COA_ACK, "CoA-ACK" },
+ { RADCMD_COA_NAK, "CoA-NAK" },
{ RADCMD_RESERVED, "Reserved" },
{ 0, NULL}
};
#define ACCT_DELAY 41
#define ACCT_SESSION_TIME 46
+#define EGRESS_VLAN_ID 56
+#define EGRESS_VLAN_NAME 58
+
#define TUNNEL_TYPE 64
#define TUNNEL_MEDIUM 65
#define TUNNEL_CLIENT_END 66
#define ARAP_PASS 70
#define ARAP_FEATURES 71
+#define EAP_MESSAGE 79
+
#define TUNNEL_PRIV_GROUP 81
#define TUNNEL_ASSIGN_ID 82
#define TUNNEL_PREFERENCE 83
#define TUNNEL_CLIENT_AUTH 90
#define TUNNEL_SERVER_AUTH 91
+
+#define ERROR_CAUSE 101
/********************************/
/* End Radius Attribute types */
/********************************/
+#define RFC4675_TAGGED 0x31
+#define RFC4675_UNTAGGED 0x32
-static void print_attr_string(register u_char *, u_int, u_short );
-static void print_attr_num(register u_char *, u_int, u_short );
-static void print_vendor_attr(register u_char *, u_int, u_short );
-static void print_attr_address(register u_char *, u_int, u_short);
-static void print_attr_time(register u_char *, u_int, u_short);
-static void print_attr_strange(register u_char *, u_int, u_short);
+static const struct tok rfc4675_tagged[] = {
+ { RFC4675_TAGGED, "Tagged" },
+ { RFC4675_UNTAGGED, "Untagged" },
+ { 0, NULL}
+};
-struct radius_hdr { u_int8_t code; /* Radius packet code */
- u_int8_t id; /* Radius packet id */
- u_int16_t len; /* Radius total length */
- u_int8_t auth[16]; /* Authenticator */
+static void print_attr_string(netdissect_options *, const u_char *, u_int, u_short );
+static void print_attr_num(netdissect_options *, const u_char *, u_int, u_short );
+static void print_vendor_attr(netdissect_options *, const u_char *, u_int, u_short );
+static void print_attr_address(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_address6(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_netmask6(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_mip6_home_link_prefix(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_operator_name(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_location_information(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_location_data(netdissect_options *, const u_char *, u_int, u_short);
+static void print_basic_location_policy_rules(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_time(netdissect_options *, const u_char *, u_int, u_short);
+static void print_attr_vector64(netdissect_options *, register const u_char *, u_int, u_short);
+static void print_attr_strange(netdissect_options *, const u_char *, u_int, u_short);
+
+
+struct radius_hdr { nd_uint8_t code; /* Radius packet code */
+ nd_uint8_t id; /* Radius packet id */
+ nd_uint16_t len; /* Radius total length */
+ nd_byte auth[16]; /* Authenticator */
};
#define MIN_RADIUS_LEN 20
-struct radius_attr { u_int8_t type; /* Attribute type */
- u_int8_t len; /* Attribute length */
+struct radius_attr { nd_uint8_t type; /* Attribute type */
+ nd_uint8_t len; /* Attribute length */
};
/* Service-Type Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-4 */
static const char *serv_type[]={ NULL,
"Login",
"Framed",
"NAS Prompt",
"Authenticate Only",
"Callback NAS Prompt",
+ /* ^ [0, 9] ^ */
"Call Check",
"Callback Administrative",
+ "Voice",
+ "Fax",
+ "Modem Relay",
+ "IAPP-Register",
+ "IAPP-AP-Check",
+ "Authorize Only",
+ "Framed-Management",
+ "Additional-Authorization",
+ /* ^ [10, 19] ^ */
};
/* Framed-Protocol Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-5 */
static const char *frm_proto[]={ NULL,
"PPP",
"SLIP",
"Gandalf proprietary",
"Xylogics IPX/SLIP",
"X.75 Synchronous",
+ "GPRS PDP Context",
};
/* Framed-Routing Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-6 */
static const char *frm_routing[]={ "None",
"Send",
"Listen",
};
/* Framed-Compression Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-7 */
static const char *frm_comp[]={ "None",
"VJ TCP/IP",
"IPX",
};
/* Login-Service Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-8 */
static const char *login_serv[]={ "Telnet",
"Rlogin",
"TCP Clear",
/* Termination-Action Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-9 */
static const char *term_action[]={ "Default",
"RADIUS-Request",
};
+/* Ingress-Filters Attribute standard values */
+static const char *ingress_filters[]={ NULL,
+ "Enabled",
+ "Disabled",
+ };
+
/* NAS-Port-Type Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-13 */
static const char *nas_port_type[]={ "Async",
"Sync",
"ISDN Sync",
"HDLC Clear Channel",
"X.25",
"X.75",
+ /* ^ [0, 9] ^ */
"G.3 Fax",
"SDSL",
"ADSL-CAP",
"Cable",
"Wireless - Other",
"Wireless - IEEE 802.11",
+ /* ^ [10, 19] ^ */
+ "Token-Ring",
+ "FDDI",
+ "Wireless - CDMA200",
+ "Wireless - UMTS",
+ "Wireless - 1X-EV",
+ "IAPP",
+ "FTTP",
+ "Wireless - IEEE 802.16",
+ "Wireless - IEEE 802.20",
+ "Wireless - IEEE 802.22",
+ /* ^ [20, 29] ^ */
+ "PPPoA",
+ "PPPoEoA",
+ "PPPoEoE",
+ "PPPoEoVLAN",
+ "PPPoEoQinQ",
+ "xPON",
+ "Wireless - XGP",
+ "WiMAX Pre-Release 8 IWK Function",
+ "WIMAX-WIFI-IWK",
+ "WIMAX-SFF",
+ /* ^ [30, 39] ^ */
+ "WIMAX-HA-LMA",
+ "WIMAX-DHCP",
+ "WIMAX-LBS",
+ "WIMAX-WVS",
};
/* Acct-Status-Type Accounting Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-10 */
static const char *acct_status[]={ NULL,
"Start",
"Stop",
"Accounting-On",
"Accounting-Off",
"Tunnel-Start",
+ /* ^ [0, 9] ^ */
"Tunnel-Stop",
"Tunnel-Reject",
"Tunnel-Link-Start",
};
/* Acct-Authentic Accounting Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-11 */
static const char *acct_auth[]={ NULL,
"RADIUS",
"Local",
"Remote",
+ "Diameter",
};
/* Acct-Terminate-Cause Accounting Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-12 */
static const char *acct_term[]={ NULL,
"User Request",
"Lost Carrier",
"Admin Reboot",
"Port Error",
"NAS Error",
+ /* ^ [0, 9] ^ */
"NAS Request",
"NAS Reboot",
"Port Unneeded",
"Callback",
"User Error",
"Host Request",
+ "Supplicant Restart",
+ /* ^ [10, 19] ^ */
+ "Reauthentication Failure",
+ "Port Reinitialized",
+ "Port Administratively Disabled",
+ "Lost Power",
};
/* Tunnel-Type Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-14 */
static const char *tunnel_type[]={ NULL,
"PPTP",
"L2F",
"IP-IP",
"MIN-IP-IP",
"ESP",
+ /* ^ [0, 9] ^ */
"GRE",
"DVS",
"IP-in-IP Tunneling",
+ "VLAN",
};
/* Tunnel-Medium-Type Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-15 */
static const char *tunnel_medium[]={ NULL,
"IPv4",
"IPv6",
"E.163",
"E.164",
"F.69",
+ /* ^ [0, 9] ^ */
"X.121",
"IPX",
"Appletalk",
};
/* ARAP-Zone-Access Attribute standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-16 */
static const char *arap_zone[]={ NULL,
"Only access to dfl zone",
"Use zone filter inc.",
"Use zone filter exc.",
};
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-17 */
static const char *prompt[]={ "No Echo",
"Echo",
};
+/* Error-Cause standard values */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-18 */
+#define ERROR_CAUSE_RESIDUAL_CONTEXT_REMOVED 201
+#define ERROR_CAUSE_INVALID_EAP_PACKET 202
+#define ERROR_CAUSE_UNSUPPORTED_ATTRIBUTE 401
+#define ERROR_CAUSE_MISSING_ATTRIBUTE 402
+#define ERROR_CAUSE_NAS_IDENTIFICATION_MISMATCH 403
+#define ERROR_CAUSE_INVALID_REQUEST 404
+#define ERROR_CAUSE_UNSUPPORTED_SERVICE 405
+#define ERROR_CAUSE_UNSUPPORTED_EXTENSION 406
+#define ERROR_CAUSE_INVALID_ATTRIBUTE_VALUE 407
+#define ERROR_CAUSE_ADMINISTRATIVELY_PROHIBITED 501
+#define ERROR_CAUSE_PROXY_REQUEST_NOT_ROUTABLE 502
+#define ERROR_CAUSE_SESSION_CONTEXT_NOT_FOUND 503
+#define ERROR_CAUSE_SESSION_CONTEXT_NOT_REMOVABLE 504
+#define ERROR_CAUSE_PROXY_PROCESSING_ERROR 505
+#define ERROR_CAUSE_RESOURCES_UNAVAILABLE 506
+#define ERROR_CAUSE_REQUEST_INITIATED 507
+#define ERROR_CAUSE_MULTIPLE_SESSION_SELECTION_UNSUPPORTED 508
+#define ERROR_CAUSE_LOCATION_INFO_REQUIRED 509
+static const struct tok errorcausetype[] = {
+ { ERROR_CAUSE_RESIDUAL_CONTEXT_REMOVED, "Residual Session Context Removed" },
+ { ERROR_CAUSE_INVALID_EAP_PACKET, "Invalid EAP Packet (Ignored)" },
+ { ERROR_CAUSE_UNSUPPORTED_ATTRIBUTE, "Unsupported Attribute" },
+ { ERROR_CAUSE_MISSING_ATTRIBUTE, "Missing Attribute" },
+ { ERROR_CAUSE_NAS_IDENTIFICATION_MISMATCH, "NAS Identification Mismatch" },
+ { ERROR_CAUSE_INVALID_REQUEST, "Invalid Request" },
+ { ERROR_CAUSE_UNSUPPORTED_SERVICE, "Unsupported Service" },
+ { ERROR_CAUSE_UNSUPPORTED_EXTENSION, "Unsupported Extension" },
+ { ERROR_CAUSE_INVALID_ATTRIBUTE_VALUE, "Invalid Attribute Value" },
+ { ERROR_CAUSE_ADMINISTRATIVELY_PROHIBITED, "Administratively Prohibited" },
+ { ERROR_CAUSE_PROXY_REQUEST_NOT_ROUTABLE, "Request Not Routable (Proxy)" },
+ { ERROR_CAUSE_SESSION_CONTEXT_NOT_FOUND, "Session Context Not Found" },
+ { ERROR_CAUSE_SESSION_CONTEXT_NOT_REMOVABLE, "Session Context Not Removable" },
+ { ERROR_CAUSE_PROXY_PROCESSING_ERROR, "Other Proxy Processing Error" },
+ { ERROR_CAUSE_RESOURCES_UNAVAILABLE, "Resources Unavailable" },
+ { ERROR_CAUSE_REQUEST_INITIATED, "Request Initiated" },
+ { ERROR_CAUSE_MULTIPLE_SESSION_SELECTION_UNSUPPORTED, "Multiple Session Selection Unsupported" },
+ { ERROR_CAUSE_LOCATION_INFO_REQUIRED, "Location Info Required" },
+ { 0, NULL }
+ };
+
+/* MIP6-Feature-Vector standard values */
+/* https://www.iana.org/assignments/aaa-parameters/aaa-parameters.xhtml */
+#define MIP6_INTEGRATED 0x0000000000000001
+#define LOCAL_HOME_AGENT_ASSIGNMENT 0x0000000000000002
+#define PMIP6_SUPPORTED 0x0000010000000000
+#define IP4_HOA_SUPPORTED 0x0000020000000000
+#define LOCAL_MAG_ROUTING_SUPPORTED 0x0000040000000000
+#define ASSIGN_LOCAL_IP 0x0000080000000000
+#define MIP4_SUPPORTED 0x0000100000000000
+#define OPTIMIZED_IDLE_MODE_MOBILITY 0x0000200000000000
+#define GTPv2_SUPPORTED 0x0000400000000000
+#define IP4_TRANSPORT_SUPPORTED 0x0000800000000000
+#define IP4_HOA_ONLY_SUPPORTED 0x0001000000000000
+#define INTER_MAG_ROUTING_SUPPORTED 0x0002000000000000
+static const struct mip6_feature_vector {
+ uint64_t v;
+ const char *s;
+ } mip6_feature_vector[] = {
+ { MIP6_INTEGRATED, "MIP6_INTEGRATED" },
+ { LOCAL_HOME_AGENT_ASSIGNMENT, "LOCAL_HOME_AGENT_ASSIGNMENT" },
+ { PMIP6_SUPPORTED, "PMIP6_SUPPORTED" },
+ { IP4_HOA_SUPPORTED, "IP4_HOA_SUPPORTED" },
+ { LOCAL_MAG_ROUTING_SUPPORTED, "LOCAL_MAG_ROUTING_SUPPORTED" },
+ { ASSIGN_LOCAL_IP, "ASSIGN_LOCAL_IP" },
+ { MIP4_SUPPORTED, "MIP4_SUPPORTED" },
+ { OPTIMIZED_IDLE_MODE_MOBILITY, "OPTIMIZED_IDLE_MODE_MOBILITY" },
+ { GTPv2_SUPPORTED, "GTPv2_SUPPORTED" },
+ { IP4_TRANSPORT_SUPPORTED, "IP4_TRANSPORT_SUPPORTED" },
+ { IP4_HOA_ONLY_SUPPORTED, "IP4_HOA_ONLY_SUPPORTED" },
+ { INTER_MAG_ROUTING_SUPPORTED, "INTER_MAG_ROUTING_SUPPORTED" },
+ };
+
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-19 */
+#define OPERATOR_NAME_TADIG 0x30
+#define OPERATOR_NAME_REALM 0x31
+#define OPERATOR_NAME_E212 0x32
+#define OPERATOR_NAME_ICC 0x33
+static const struct tok operator_name_vector[] = {
+ { OPERATOR_NAME_TADIG, "TADIG" },
+ { OPERATOR_NAME_REALM, "REALM" },
+ { OPERATOR_NAME_E212, "E212" },
+ { OPERATOR_NAME_ICC, "ICC" },
+ { 0, NULL }
+ };
+
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-20 */
+#define LOCATION_INFORMATION_CODE_CIVIC 0
+#define LOCATION_INFORMATION_CODE_GEOSPATIAL 1
+static const struct tok location_information_code_vector[] = {
+ { LOCATION_INFORMATION_CODE_CIVIC , "Civic" },
+ { LOCATION_INFORMATION_CODE_GEOSPATIAL, "Geospatial" },
+ { 0, NULL }
+ };
+
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-21 */
+#define LOCATION_INFORMATION_ENTITY_USER 0
+#define LOCATION_INFORMATION_ENTITY_RADIUS 1
+static const struct tok location_information_entity_vector[] = {
+ { LOCATION_INFORMATION_ENTITY_USER, "User" },
+ { LOCATION_INFORMATION_ENTITY_RADIUS, "RADIUS" },
+ { 0, NULL }
+ };
+
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-22 */
+static const struct tok blpr_bm[] = {
+ { 0x0001, "MBZ-15" },
+ { 0x0002, "MBZ-14" },
+ { 0x0004, "MBZ-13" },
+ { 0x0008, "MBZ-12" },
+ { 0x0010, "MBZ-11" },
+ { 0x0020, "MBZ-10" },
+ { 0x0040, "MBZ-9" },
+ { 0x0080, "MBZ-8" },
+ { 0x0100, "MBZ-7" },
+ { 0x0200, "MBZ-6" },
+ { 0x0400, "MBZ-5" },
+ { 0x0800, "MBZ-4" },
+ { 0x1000, "MBZ-3" },
+ { 0x2000, "MBZ-2" },
+ { 0x4000, "MBZ-1" },
+ { 0x8000, "Retransmission Allowed" },
+ { 0, NULL }
+ };
-struct attrtype { const char *name; /* Attribute name */
+/* https://www.iana.org/assignments/radius-types/radius-types.xhtml#radius-types-2 */
+static const struct attrtype {
+ const char *name; /* Attribute name */
const char **subtypes; /* Standard Values (if any) */
u_char siz_subtypes; /* Size of total standard values */
u_char first_subtype; /* First standard value is 0 or 1 */
- void (*print_func)(register u_char *, u_int, u_short );
+ void (*print_func)(netdissect_options *, const u_char *, u_int, u_short);
} attr_type[]=
{
{ NULL, NULL, 0, 0, NULL },
- { "Username", NULL, 0, 0, print_attr_string },
- { "Password", NULL, 0, 0, NULL },
- { "CHAP Password", NULL, 0, 0, NULL },
- { "NAS IP Address", NULL, 0, 0, print_attr_address },
- { "NAS Port", NULL, 0, 0, print_attr_num },
- { "Service Type", serv_type, TAM_SIZE(serv_type)-1, 1, print_attr_num },
- { "Framed Protocol", frm_proto, TAM_SIZE(frm_proto)-1, 1, print_attr_num },
- { "Framed IP Address", NULL, 0, 0, print_attr_address },
- { "Framed IP Network", NULL, 0, 0, print_attr_address },
- { "Framed Routing", frm_routing, TAM_SIZE(frm_routing), 0, print_attr_num },
- { "Filter ID", NULL, 0, 0, print_attr_string },
- { "Framed MTU", NULL, 0, 0, print_attr_num },
- { "Framed Compression", frm_comp, TAM_SIZE(frm_comp), 0, print_attr_num },
- { "Login IP Host", NULL, 0, 0, print_attr_address },
- { "Login Service", login_serv, TAM_SIZE(login_serv), 0, print_attr_num },
- { "Login TCP Port", NULL, 0, 0, print_attr_num },
+ { "User-Name", NULL, 0, 0, print_attr_string },
+ { "User-Password", NULL, 0, 0, NULL },
+ { "CHAP-Password", NULL, 0, 0, NULL },
+ { "NAS-IP-Address", NULL, 0, 0, print_attr_address },
+ { "NAS-Port", NULL, 0, 0, print_attr_num },
+ { "Service-Type", serv_type, TAM_SIZE(serv_type)-1, 1, print_attr_num },
+ { "Framed-Protocol", frm_proto, TAM_SIZE(frm_proto)-1, 1, print_attr_num },
+ { "Framed-IP-Address", NULL, 0, 0, print_attr_address },
+ { "Framed-IP-Netmask", NULL, 0, 0, print_attr_address },
+ /* ^ [0, 9] ^ */
+ { "Framed-Routing", frm_routing, TAM_SIZE(frm_routing), 0, print_attr_num },
+ { "Filter-Id", NULL, 0, 0, print_attr_string },
+ { "Framed-MTU", NULL, 0, 0, print_attr_num },
+ { "Framed-Compression", frm_comp, TAM_SIZE(frm_comp), 0, print_attr_num },
+ { "Login-IP-Host", NULL, 0, 0, print_attr_address },
+ { "Login-Service", login_serv, TAM_SIZE(login_serv), 0, print_attr_num },
+ { "Login-TCP-Port", NULL, 0, 0, print_attr_num },
{ "Unassigned", NULL, 0, 0, NULL }, /*17*/
- { "Reply", NULL, 0, 0, print_attr_string },
- { "Callback-number", NULL, 0, 0, print_attr_string },
- { "Callback-ID", NULL, 0, 0, print_attr_string },
+ { "Reply-Message", NULL, 0, 0, print_attr_string },
+ { "Callback-Number", NULL, 0, 0, print_attr_string },
+ /* ^ [10, 19] ^ */
+ { "Callback-Id", NULL, 0, 0, print_attr_string },
{ "Unassigned", NULL, 0, 0, NULL }, /*21*/
- { "Framed Route", NULL, 0, 0, print_attr_string },
- { "Framed IPX Network", NULL, 0, 0, print_attr_num },
+ { "Framed-Route", NULL, 0, 0, print_attr_string },
+ { "Framed-IPX-Network", NULL, 0, 0, print_attr_num },
{ "State", NULL, 0, 0, print_attr_string },
{ "Class", NULL, 0, 0, print_attr_string },
- { "Vendor Specific", NULL, 0, 0, print_vendor_attr },
- { "Session Timeout", NULL, 0, 0, print_attr_num },
- { "Idle Timeout", NULL, 0, 0, print_attr_num },
- { "Termination Action", term_action, TAM_SIZE(term_action), 0, print_attr_num },
- { "Called Station", NULL, 0, 0, print_attr_string },
- { "Calling Station", NULL, 0, 0, print_attr_string },
- { "NAS ID", NULL, 0, 0, print_attr_string },
- { "Proxy State", NULL, 0, 0, print_attr_string },
- { "Login LAT Service", NULL, 0, 0, print_attr_string },
- { "Login LAT Node", NULL, 0, 0, print_attr_string },
- { "Login LAT Group", NULL, 0, 0, print_attr_string },
- { "Framed Appletalk Link", NULL, 0, 0, print_attr_num },
- { "Framed Appltalk Net", NULL, 0, 0, print_attr_num },
- { "Framed Appletalk Zone", NULL, 0, 0, print_attr_string },
- { "Accounting Status", acct_status, TAM_SIZE(acct_status)-1, 1, print_attr_num },
- { "Accounting Delay", NULL, 0, 0, print_attr_num },
- { "Accounting Input Octets", NULL, 0, 0, print_attr_num },
- { "Accounting Output Octets", NULL, 0, 0, print_attr_num },
- { "Accounting Session ID", NULL, 0, 0, print_attr_string },
- { "Accounting Authentication", acct_auth, TAM_SIZE(acct_auth)-1, 1, print_attr_num },
- { "Accounting Session Time", NULL, 0, 0, print_attr_num },
- { "Accounting Input Packets", NULL, 0, 0, print_attr_num },
- { "Accounting Output Packets", NULL, 0, 0, print_attr_num },
- { "Accounting Termination Cause", acct_term, TAM_SIZE(acct_term)-1, 1, print_attr_num },
- { "Accounting Multilink Session ID", NULL, 0, 0, print_attr_string },
- { "Accounting Link Count", NULL, 0, 0, print_attr_num },
- { "Accounting Input Giga", NULL, 0, 0, print_attr_num },
- { "Accounting Output Giga", NULL, 0, 0, print_attr_num },
+ { "Vendor-Specific", NULL, 0, 0, print_vendor_attr },
+ { "Session-Timeout", NULL, 0, 0, print_attr_num },
+ { "Idle-Timeout", NULL, 0, 0, print_attr_num },
+ { "Termination-Action", term_action, TAM_SIZE(term_action), 0, print_attr_num },
+ /* ^ [20, 29] ^ */
+ { "Called-Station-Id", NULL, 0, 0, print_attr_string },
+ { "Calling-Station-Id", NULL, 0, 0, print_attr_string },
+ { "NAS-Identifier", NULL, 0, 0, print_attr_string },
+ { "Proxy-State", NULL, 0, 0, print_attr_string },
+ { "Login-LAT-Service", NULL, 0, 0, print_attr_string },
+ { "Login-LAT-Node", NULL, 0, 0, print_attr_string },
+ { "Login-LAT-Group", NULL, 0, 0, print_attr_string },
+ { "Framed-AppleTalk-Link", NULL, 0, 0, print_attr_num },
+ { "Framed-AppleTalk-Network", NULL, 0, 0, print_attr_num },
+ { "Framed-AppleTalk-Zone", NULL, 0, 0, print_attr_string },
+ /* ^ [30, 39] ^ */
+ { "Acct-Status-Type", acct_status, TAM_SIZE(acct_status)-1, 1, print_attr_num },
+ { "Acct-Delay-Time", NULL, 0, 0, print_attr_num },
+ { "Acct-Input-Octets", NULL, 0, 0, print_attr_num },
+ { "Acct-Output-Octets", NULL, 0, 0, print_attr_num },
+ { "Acct-Session-Id", NULL, 0, 0, print_attr_string },
+ { "Acct-Authentic", acct_auth, TAM_SIZE(acct_auth)-1, 1, print_attr_num },
+ { "Acct-Session-Time", NULL, 0, 0, print_attr_num },
+ { "Acct-Input-Packets", NULL, 0, 0, print_attr_num },
+ { "Acct-Output-Packets", NULL, 0, 0, print_attr_num },
+ { "Acct-Terminate-Cause", acct_term, TAM_SIZE(acct_term)-1, 1, print_attr_num },
+ /* ^ [40, 49] ^ */
+ { "Acct-Multi-Session-Id", NULL, 0, 0, print_attr_string },
+ { "Acct-Link-Count", NULL, 0, 0, print_attr_num },
+ { "Acct-Input-Gigawords", NULL, 0, 0, print_attr_num },
+ { "Acct-Output-Gigawords", NULL, 0, 0, print_attr_num },
{ "Unassigned", NULL, 0, 0, NULL }, /*54*/
- { "Event Timestamp", NULL, 0, 0, print_attr_time },
- { "Unassigned", NULL, 0, 0, NULL }, /*56*/
- { "Unassigned", NULL, 0, 0, NULL }, /*57*/
- { "Unassigned", NULL, 0, 0, NULL }, /*58*/
- { "Unassigned", NULL, 0, 0, NULL }, /*59*/
- { "CHAP challenge", NULL, 0, 0, print_attr_string },
- { "NAS Port Type", nas_port_type, TAM_SIZE(nas_port_type), 0, print_attr_num },
- { "Port Limit", NULL, 0, 0, print_attr_num },
- { "Login LAT Port", NULL, 0, 0, print_attr_string }, /*63*/
- { "Tunnel Type", tunnel_type, TAM_SIZE(tunnel_type)-1, 1, print_attr_num },
- { "Tunnel Medium", tunnel_medium, TAM_SIZE(tunnel_medium)-1, 1, print_attr_num },
- { "Tunnel Client End", NULL, 0, 0, print_attr_string },
- { "Tunnel Server End", NULL, 0, 0, print_attr_string },
- { "Accounting Tunnel connect", NULL, 0, 0, print_attr_string },
- { "Tunnel Password", NULL, 0, 0, print_attr_string },
- { "ARAP Password", NULL, 0, 0, print_attr_strange },
- { "ARAP Feature", NULL, 0, 0, print_attr_strange },
- { "ARAP Zone Acces", arap_zone, TAM_SIZE(arap_zone)-1, 1, print_attr_num }, /*72*/
- { "ARAP Security", NULL, 0, 0, print_attr_string },
- { "ARAP Security Data", NULL, 0, 0, print_attr_string },
- { "Password Retry", NULL, 0, 0, print_attr_num },
+ { "Event-Timestamp", NULL, 0, 0, print_attr_time },
+ { "Egress-VLANID", NULL, 0, 0, print_attr_num },
+ { "Ingress-Filters", ingress_filters, TAM_SIZE(ingress_filters)-1, 1, print_attr_num },
+ { "Egress-VLAN-Name", NULL, 0, 0, print_attr_string },
+ { "User-Priority-Table", NULL, 0, 0, NULL },
+ /* ^ [50, 59] ^ */
+ { "CHAP-Challenge", NULL, 0, 0, print_attr_string },
+ { "NAS-Port-Type", nas_port_type, TAM_SIZE(nas_port_type), 0, print_attr_num },
+ { "Port-Limit", NULL, 0, 0, print_attr_num },
+ { "Login-LAT-Port", NULL, 0, 0, print_attr_string }, /*63*/
+ { "Tunnel-Type", tunnel_type, TAM_SIZE(tunnel_type)-1, 1, print_attr_num },
+ { "Tunnel-Medium-Type", tunnel_medium, TAM_SIZE(tunnel_medium)-1, 1, print_attr_num },
+ { "Tunnel-Client-Endpoint", NULL, 0, 0, print_attr_string },
+ { "Tunnel-Server-Endpoint", NULL, 0, 0, print_attr_string },
+ { "Acct-Tunnel-Connection", NULL, 0, 0, print_attr_string },
+ { "Tunnel-Password", NULL, 0, 0, print_attr_string },
+ /* ^ [60, 69] ^ */
+ { "ARAP-Password", NULL, 0, 0, print_attr_strange },
+ { "ARAP-Features", NULL, 0, 0, print_attr_strange },
+ { "ARAP-Zone-Access", arap_zone, TAM_SIZE(arap_zone)-1, 1, print_attr_num }, /*72*/
+ { "ARAP-Security", NULL, 0, 0, print_attr_string },
+ { "ARAP-Security-Data", NULL, 0, 0, print_attr_string },
+ { "Password-Retry", NULL, 0, 0, print_attr_num },
{ "Prompt", prompt, TAM_SIZE(prompt), 0, print_attr_num },
- { "Connect Info", NULL, 0, 0, print_attr_string },
- { "Config Token", NULL, 0, 0, print_attr_string },
- { "EAP Message", NULL, 0, 0, print_attr_string },
- { "Message Authentication", NULL, 0, 0, print_attr_string }, /*80*/
- { "Tunnel Private Group", NULL, 0, 0, print_attr_string },
- { "Tunnel Assigned ID", NULL, 0, 0, print_attr_string },
- { "Tunnel Preference", NULL, 0, 0, print_attr_num },
- { "ARAP Challenge Response", NULL, 0, 0, print_attr_strange },
- { "Accounting Interim Interval", NULL, 0, 0, print_attr_num },
- { "Accounting Tunnel packets lost", NULL, 0, 0, print_attr_num }, /*86*/
- { "NAS Port ID", NULL, 0, 0, print_attr_string },
- { "Framed Pool", NULL, 0, 0, print_attr_string },
- { "Unassigned", NULL, 0, 0, NULL },
- { "Tunnel Client Authentication ID", NULL, 0, 0, print_attr_string },
- { "Tunnel Server Authentication ID", NULL, 0, 0, print_attr_string },
- { "Unassigned", NULL, 0, 0, NULL }, /*92*/
- { "Unassigned", NULL, 0, 0, NULL } /*93*/
+ { "Connect-Info", NULL, 0, 0, print_attr_string },
+ { "Configuration-Token", NULL, 0, 0, print_attr_string },
+ { "EAP-Message", NULL, 0, 0, print_attr_string },
+ /* ^ [70, 79] ^ */
+ { "Message-Authenticator", NULL, 0, 0, print_attr_string }, /*80*/
+ { "Tunnel-Private-Group-ID", NULL, 0, 0, print_attr_string },
+ { "Tunnel-Assignment-ID", NULL, 0, 0, print_attr_string },
+ { "Tunnel-Preference", NULL, 0, 0, print_attr_num },
+ { "ARAP-Challenge-Response", NULL, 0, 0, print_attr_strange },
+ { "Acct-Interim-Interval", NULL, 0, 0, print_attr_num },
+ { "Acct-Tunnel-Packets-Lost", NULL, 0, 0, print_attr_num }, /*86*/
+ { "NAS-Port-Id", NULL, 0, 0, print_attr_string },
+ { "Framed-Pool", NULL, 0, 0, print_attr_string },
+ { "CUI", NULL, 0, 0, print_attr_string },
+ /* ^ [80, 89] ^ */
+ { "Tunnel-Client-Auth-ID", NULL, 0, 0, print_attr_string },
+ { "Tunnel-Server-Auth-ID", NULL, 0, 0, print_attr_string },
+ { "NAS-Filter-Rule", NULL, 0, 0, print_attr_string },
+ { "Unassigned", NULL, 0, 0, NULL }, /*93*/
+ { "Originating-Line-Info", NULL, 0, 0, NULL },
+ { "NAS-IPv6-Address", NULL, 0, 0, print_attr_address6 },
+ { "Framed-Interface-ID", NULL, 0, 0, NULL },
+ { "Framed-IPv6-Prefix", NULL, 0, 0, print_attr_netmask6 },
+ { "Login-IPv6-Host", NULL, 0, 0, print_attr_address6 },
+ { "Framed-IPv6-Route", NULL, 0, 0, print_attr_string },
+ /* ^ [90, 99] ^ */
+ { "Framed-IPv6-Pool", NULL, 0, 0, print_attr_string },
+ { "Error-Cause", NULL, 0, 0, print_attr_strange },
+ { "EAP-Key-Name", NULL, 0, 0, NULL },
+ { "Digest-Response", NULL, 0, 0, print_attr_string },
+ { "Digest-Realm", NULL, 0, 0, print_attr_string },
+ { "Digest-Nonce", NULL, 0, 0, print_attr_string },
+ { "Digest-Response-Auth", NULL, 0, 0, print_attr_string },
+ { "Digest-Nextnonce", NULL, 0, 0, print_attr_string },
+ { "Digest-Method", NULL, 0, 0, print_attr_string },
+ { "Digest-URI", NULL, 0, 0, print_attr_string },
+ /* ^ [100, 109] ^ */
+ { "Digest-Qop", NULL, 0, 0, print_attr_string },
+ { "Digest-Algorithm", NULL, 0, 0, print_attr_string },
+ { "Digest-Entity-Body-Hash", NULL, 0, 0, print_attr_string },
+ { "Digest-CNonce", NULL, 0, 0, print_attr_string },
+ { "Digest-Nonce-Count", NULL, 0, 0, print_attr_string },
+ { "Digest-Username", NULL, 0, 0, print_attr_string },
+ { "Digest-Opaque", NULL, 0, 0, print_attr_string },
+ { "Digest-Auth-Param", NULL, 0, 0, print_attr_string },
+ { "Digest-AKA-Auts", NULL, 0, 0, print_attr_string },
+ { "Digest-Domain", NULL, 0, 0, print_attr_string },
+ /* ^ [110, 119] ^ */
+ { "Digest-Stale", NULL, 0, 0, print_attr_string },
+ { "Digest-HA1", NULL, 0, 0, print_attr_string },
+ { "SIP-AOR", NULL, 0, 0, print_attr_string },
+ { "Delegated-IPv6-Prefix", NULL, 0, 0, print_attr_netmask6 },
+ { "MIP6-Feature-Vector", NULL, 0, 0, print_attr_vector64 },
+ { "MIP6-Home-Link-Prefix", NULL, 0, 0, print_attr_mip6_home_link_prefix },
+ { "Operator-Name", NULL, 0, 0, print_attr_operator_name },
+ { "Location-Information", NULL, 0, 0, print_attr_location_information },
+ { "Location-Data", NULL, 0, 0, print_attr_location_data },
+ { "Basic-Location-Policy-Rules", NULL, 0, 0, print_basic_location_policy_rules }
+ /* ^ [120, 129] ^ */
};
/* Returns nothing. */
/*****************************/
static void
-print_attr_string(register u_char *data, u_int length, u_short attr_code )
+print_attr_string(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code)
{
- register u_int i;
+ u_int i;
- TCHECK2(data[0],length);
+ ND_TCHECK_LEN(data, length);
switch(attr_code)
{
case TUNNEL_PASS:
- if (*data && (*data <=0x1F) )
- printf("Tag %u, ",*data);
+ if (length < 3)
+ goto trunc;
+ if (GET_U_1(data) && (GET_U_1(data) <= 0x1F))
+ ND_PRINT("Tag[%u] ", GET_U_1(data));
+ else
+ ND_PRINT("Tag[Unused] ");
data++;
- printf("Salt %u ",EXTRACT_16BITS(data) );
+ length--;
+ ND_PRINT("Salt %u ", GET_BE_U_2(data));
data+=2;
length-=2;
break;
case TUNNEL_ASSIGN_ID:
case TUNNEL_CLIENT_AUTH:
case TUNNEL_SERVER_AUTH:
- if (*data <= 0x1F)
+ if (GET_U_1(data) <= 0x1F)
{
- printf("Tag %u",*data);
+ if (length < 1)
+ goto trunc;
+ if (GET_U_1(data))
+ ND_PRINT("Tag[%u] ", GET_U_1(data));
+ else
+ ND_PRINT("Tag[Unused] ");
data++;
length--;
}
break;
+ case EGRESS_VLAN_NAME:
+ if (length < 1)
+ goto trunc;
+ ND_PRINT("%s (0x%02x) ",
+ tok2str(rfc4675_tagged,"Unknown tag",GET_U_1(data)),
+ GET_U_1(data));
+ data++;
+ length--;
+ break;
+ case EAP_MESSAGE:
+ if (length < 1)
+ goto trunc;
+ eap_print(ndo, data, length);
+ return;
}
- for (i=0; *data && i < length ; i++, data++)
- printf("%c",(*data < 32 || *data > 128) ? '.' : *data );
+ for (i=0; i < length && GET_U_1(data); i++, data++)
+ ND_PRINT("%c", ND_ASCII_ISPRINT(GET_U_1(data)) ? GET_U_1(data) : '.');
return;
trunc:
- printf("|radius");
+ nd_print_trunc(ndo);
}
/*
* print vendor specific attributes
*/
-
static void
-print_vendor_attr(register u_char *data, u_int length, u_short attr_code _U_)
+print_vendor_attr(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
{
u_int idx;
u_int vendor_id;
u_int vendor_type;
u_int vendor_length;
- /* FIXME: all sort of boundary checks */
- vendor_id = EXTRACT_32BITS(data);
+ if (length < 4)
+ goto trunc;
+ vendor_id = GET_BE_U_4(data);
data+=4;
length-=4;
- printf("Vendor: %s (%u)",
- tok2str(oui_values,"Unknown",vendor_id),
+ ND_PRINT("Vendor: %s (%u)",
+ tok2str(smi_values,"Unknown",vendor_id),
vendor_id);
while (length >= 2) {
- if(!TTEST2(*data, 2))
- return;
-
- vendor_type = *(data);
- vendor_length = *(data+1);
-
+ vendor_type = GET_U_1(data);
+ vendor_length = GET_U_1(data + 1);
+
+ if (vendor_length < 2)
+ {
+ ND_PRINT("\n\t Vendor Attribute: %u, Length: %u (bogus, must be >= 2)",
+ vendor_type,
+ vendor_length);
+ return;
+ }
+ if (vendor_length > length)
+ {
+ ND_PRINT("\n\t Vendor Attribute: %u, Length: %u (bogus, goes past end of vendor-specific attribute)",
+ vendor_type,
+ vendor_length);
+ return;
+ }
data+=2;
- if(!TTEST2(*data, vendor_length))
- return;
+ vendor_length-=2;
+ length-=2;
+ ND_TCHECK_LEN(data, vendor_length);
- printf("\n\t Vendor Attribute: %u, Length: %u, Value: ",
+ ND_PRINT("\n\t Vendor Attribute: %u, Length: %u, Value: ",
vendor_type,
vendor_length);
for (idx = 0; idx < vendor_length ; idx++, data++)
- printf("%c",(*data < 32 || *data > 128) ? '.' : *data );
+ ND_PRINT("%c", ND_ASCII_ISPRINT(GET_U_1(data)) ? GET_U_1(data) : '.');
length-=vendor_length;
}
-}
-
+ return;
+ trunc:
+ nd_print_trunc(ndo);
+}
/******************************/
/* Print an attribute numeric */
/* Returns nothing. */
/******************************/
static void
-print_attr_num(register u_char *data, u_int length, u_short attr_code )
+print_attr_num(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code)
{
- u_int8_t tag;
- u_int32_t timeout;
+ uint32_t timeout;
if (length != 4)
{
- printf("ERROR: length %u != 4", length);
+ ND_PRINT("ERROR: length %u != 4", length);
return;
}
- TCHECK2(data[0],4);
/* This attribute has standard values */
if (attr_type[attr_code].siz_subtypes)
{
static const char **table;
- u_int32_t data_value;
+ uint32_t data_value;
table = attr_type[attr_code].subtypes;
if ( (attr_code == TUNNEL_TYPE) || (attr_code == TUNNEL_MEDIUM) )
{
- if (!*data)
- printf("Tag[Unused]");
+ if (!GET_U_1(data))
+ ND_PRINT("Tag[Unused] ");
else
- printf("Tag[%d]", *data);
+ ND_PRINT("Tag[%u] ", GET_U_1(data));
data++;
- data_value = EXTRACT_24BITS(data);
+ data_value = GET_BE_U_3(data);
}
else
{
- data_value = EXTRACT_32BITS(data);
+ data_value = GET_BE_U_4(data);
}
- if ( data_value <= (u_int32_t)(attr_type[attr_code].siz_subtypes - 1 +
+ if ( data_value <= (uint32_t)(attr_type[attr_code].siz_subtypes - 1 +
attr_type[attr_code].first_subtype) &&
data_value >= attr_type[attr_code].first_subtype )
- printf("%s",table[data_value]);
+ ND_PRINT("%s", table[data_value]);
else
- printf("#%u",data_value);
+ ND_PRINT("#%u", data_value);
}
else
{
switch(attr_code) /* Be aware of special cases... */
{
case FRM_IPX:
- if (EXTRACT_32BITS( data) == 0xFFFFFFFE )
- printf("NAS Select");
+ if (GET_BE_U_4(data) == 0xFFFFFFFE )
+ ND_PRINT("NAS Select");
else
- printf("%d",EXTRACT_32BITS( data) );
+ ND_PRINT("%u", GET_BE_U_4(data));
break;
case SESSION_TIMEOUT:
case ACCT_DELAY:
case ACCT_SESSION_TIME:
case ACCT_INT_INTERVAL:
- timeout = EXTRACT_32BITS( data);
+ timeout = GET_BE_U_4(data);
if ( timeout < 60 )
- printf( "%02d secs", timeout);
+ ND_PRINT("%02d secs", timeout);
else
{
if ( timeout < 3600 )
- printf( "%02d:%02d min",
+ ND_PRINT("%02d:%02d min",
timeout / 60, timeout % 60);
else
- printf( "%02d:%02d:%02d hours",
+ ND_PRINT("%02d:%02d:%02d hours",
timeout / 3600, (timeout % 3600) / 60,
timeout % 60);
}
break;
case FRM_ATALK_LINK:
- if (EXTRACT_32BITS(data) )
- printf("%d",EXTRACT_32BITS(data) );
+ if (GET_BE_U_4(data))
+ ND_PRINT("%u", GET_BE_U_4(data));
else
- printf("Unnumbered" );
+ ND_PRINT("Unnumbered");
break;
case FRM_ATALK_NETWORK:
- if (EXTRACT_32BITS(data) )
- printf("%d",EXTRACT_32BITS(data) );
+ if (GET_BE_U_4(data))
+ ND_PRINT("%u", GET_BE_U_4(data));
else
- printf("NAS assigned" );
+ ND_PRINT("NAS assigned");
break;
case TUNNEL_PREFERENCE:
- tag = *data;
- data++;
- if (tag == 0)
- printf("Tag (Unused) %d",EXTRACT_24BITS(data) );
+ if (GET_U_1(data))
+ ND_PRINT("Tag[%u] ", GET_U_1(data));
else
- printf("Tag (%d) %d", tag, EXTRACT_24BITS(data) );
+ ND_PRINT("Tag[Unused] ");
+ data++;
+ ND_PRINT("%u", GET_BE_U_3(data));
+ break;
+
+ case EGRESS_VLAN_ID:
+ ND_PRINT("%s (0x%02x) ",
+ tok2str(rfc4675_tagged,"Unknown tag",GET_U_1(data)),
+ GET_U_1(data));
+ data++;
+ ND_PRINT("%u", GET_BE_U_3(data));
break;
default:
- printf("%d",EXTRACT_32BITS( data) );
+ ND_PRINT("%u", GET_BE_U_4(data));
break;
} /* switch */
} /* if-else */
-
- return;
-
- trunc:
- printf("|radius}");
}
-
/*****************************/
/* Print an attribute IPv4 */
/* address value pointed by */
/* Returns nothing. */
/*****************************/
static void
-print_attr_address(register u_char *data, u_int length, u_short attr_code )
+print_attr_address(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code)
{
if (length != 4)
{
- printf("ERROR: length %u != 4", length);
+ ND_PRINT("ERROR: length %u != 4", length);
return;
}
- TCHECK2(data[0],4);
-
switch(attr_code)
{
case FRM_IPADDR:
case LOG_IPHOST:
- if (EXTRACT_32BITS(data) == 0xFFFFFFFF )
- printf("User Selected");
+ if (GET_BE_U_4(data) == 0xFFFFFFFF )
+ ND_PRINT("User Selected");
else
- if (EXTRACT_32BITS(data) == 0xFFFFFFFE )
- printf("NAS Select");
+ if (GET_BE_U_4(data) == 0xFFFFFFFE )
+ ND_PRINT("NAS Select");
else
- printf("%s",ipaddr_string(data));
+ ND_PRINT("%s",GET_IPADDR_STRING(data));
break;
default:
- printf("%s",ipaddr_string(data) );
+ ND_PRINT("%s", GET_IPADDR_STRING(data));
break;
}
+}
+
+/*****************************/
+/* Print an attribute IPv6 */
+/* address value pointed by */
+/* 'data' and 'length' size. */
+/*****************************/
+/* Returns nothing. */
+/*****************************/
+static void
+print_attr_address6(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ if (length != 16)
+ {
+ ND_PRINT("ERROR: length %u != 16", length);
+ return;
+ }
+
+ ND_PRINT("%s", GET_IP6ADDR_STRING(data));
+}
+
+static void
+print_attr_netmask6(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ u_char data2[16];
+
+ if (length < 2 || length > 18)
+ {
+ ND_PRINT("ERROR: length %u not in range (2..18)", length);
+ return;
+ }
+ ND_TCHECK_LEN(data, length);
+ if (GET_U_1(data + 1) > 128)
+ {
+ ND_PRINT("ERROR: netmask %u not in range (0..128)", GET_U_1(data + 1));
+ return;
+ }
+
+ memset(data2, 0, sizeof(data2));
+ if (length > 2)
+ memcpy(data2, data+2, length-2);
+
+ ND_PRINT("%s/%u", ip6addr_string(ndo, data2), GET_U_1(data + 1));
+
+ if (GET_U_1(data + 1) > 8 * (length - 2))
+ ND_PRINT(" (inconsistent prefix length)");
return;
trunc:
- printf("|radius");
+ nd_print_trunc(ndo);
+}
+
+static void
+print_attr_mip6_home_link_prefix(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ if (length != 17)
+ {
+ ND_PRINT("ERROR: length %u != 17", length);
+ return;
+ }
+ ND_TCHECK_LEN(data, length);
+ if (GET_U_1(data) > 128)
+ {
+ ND_PRINT("ERROR: netmask %u not in range (0..128)", GET_U_1(data));
+ return;
+ }
+
+ ND_PRINT("%s/%u", GET_IP6ADDR_STRING(data + 1), GET_U_1(data));
+
+ return;
+
+ trunc:
+ nd_print_trunc(ndo);
+}
+
+static void
+print_attr_operator_name(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ u_int namespace_value;
+
+ ND_TCHECK_LEN(data, length);
+ if (length < 2)
+ {
+ ND_PRINT("ERROR: length %u < 2", length);
+ return;
+ }
+ namespace_value = GET_U_1(data);
+ data++;
+ ND_PRINT("[%s] ", tok2str(operator_name_vector, "unknown namespace %u", namespace_value));
+
+ nd_printn(ndo, data, length - 1, NULL);
+
+ return;
+
+ trunc:
+ nd_print_trunc(ndo);
+}
+
+static void
+print_attr_location_information(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ uint16_t index;
+ uint8_t code, entity;
+
+ ND_TCHECK_LEN(data, length);
+ if (length < 21)
+ {
+ ND_PRINT("ERROR: length %u < 21", length);
+ return;
+ }
+
+ index = GET_BE_U_2(data);
+ data += 2;
+
+ code = GET_U_1(data);
+ data++;
+
+ entity = GET_U_1(data);
+ data++;
+
+ ND_PRINT("index %u, code %s, entity %s, ",
+ index,
+ tok2str(location_information_code_vector, "Unknown (%u)", code),
+ tok2str(location_information_entity_vector, "Unknown (%u)", entity)
+ );
+
+ ND_PRINT("sighting time ");
+ p_ntp_time(ndo, (const struct l_fixedpt *)data);
+ ND_PRINT(", ");
+ data += 8;
+
+ ND_PRINT("time to live ");
+ p_ntp_time(ndo, (const struct l_fixedpt *)data);
+ ND_PRINT(", ");
+ data += 8;
+
+ ND_PRINT("method \"");
+ nd_printn(ndo, data, length - 20, NULL);
+ ND_PRINT("\"");
+
+ return;
+
+ trunc:
+ nd_print_trunc(ndo);
+}
+
+static void
+print_attr_location_data(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ uint16_t index;
+
+ ND_TCHECK_LEN(data, length);
+ if (length < 3)
+ {
+ ND_PRINT("ERROR: length %u < 3", length);
+ return;
+ }
+
+ index = GET_BE_U_2(data);
+ data += 2;
+ ND_PRINT("index %u, location", index);
+
+ /* The Location field of the String field of the Location-Data attribute
+ * can have two completely different structures depending on the value of
+ * the Code field of a Location-Info attribute, which supposedly precedes
+ * the current attribute. Unfortunately, this choice of encoding makes it
+ * non-trivial to decode the Location field without preserving some state
+ * between the attributes.
+ */
+ hex_and_ascii_print(ndo, "\n\t ", data, length - 2);
+
+ return;
+
+ trunc:
+ nd_print_trunc(ndo);
+}
+
+static void
+print_basic_location_policy_rules(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
+{
+ uint16_t flags;
+
+ ND_TCHECK_LEN(data, length);
+ if (length < 10)
+ {
+ ND_PRINT("ERROR: length %u < 10", length);
+ return;
+ }
+
+ flags = GET_BE_U_2(data);
+ data += 2;
+ ND_PRINT("flags [%s], ", bittok2str(blpr_bm, "none", flags));
+
+ ND_PRINT("retention expires ");
+ p_ntp_time(ndo, (const struct l_fixedpt *)data);
+ data += 8;
+
+ if (length > 10) {
+ ND_PRINT(", note well \"");
+ nd_printn(ndo, data, length - 10, NULL);
+ ND_PRINT("\"");
+ }
+
+ return;
+
+ trunc:
+ nd_print_trunc(ndo);
}
/*************************************/
/* Returns nothing. */
/*************************************/
-static void print_attr_time(register u_char *data, u_int length, u_short attr_code _U_)
+static void
+print_attr_time(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code _U_)
{
time_t attr_time;
char string[26];
if (length != 4)
{
- printf("ERROR: length %u != 4", length);
+ ND_PRINT("ERROR: length %u != 4", length);
return;
}
- TCHECK2(data[0],4);
-
- attr_time = EXTRACT_32BITS(data);
+ attr_time = GET_BE_U_4(data);
strlcpy(string, ctime(&attr_time), sizeof(string));
/* Get rid of the newline */
string[24] = '\0';
- printf("%.24s", string);
- return;
-
- trunc:
- printf("|radius");
+ ND_PRINT("%.24s", string);
}
+static void
+print_attr_vector64(netdissect_options *ndo,
+ register const u_char *data, u_int length, u_short attr_code _U_)
+{
+ uint64_t data_value, i;
+ const char *sep = "";
+
+ if (length != 8)
+ {
+ ND_PRINT("ERROR: length %u != 8", length);
+ return;
+ }
+
+ ND_PRINT("[");
+
+ data_value = GET_BE_U_8(data);
+ /* Print the 64-bit field in a format similar to bittok2str(), less
+ * flagging any unknown bits. This way it should be easier to replace
+ * the custom code with a library function later.
+ */
+ for (i = 0; i < TAM_SIZE(mip6_feature_vector); i++) {
+ if (data_value & mip6_feature_vector[i].v) {
+ ND_PRINT("%s%s", sep, mip6_feature_vector[i].s);
+ sep = ", ";
+ }
+ }
+
+ ND_PRINT("]");
+}
/***********************************/
/* Print an attribute of 'strange' */
/***********************************/
/* Returns nothing. */
/***********************************/
-static void print_attr_strange(register u_char *data, u_int length, u_short attr_code)
+static void
+print_attr_strange(netdissect_options *ndo,
+ const u_char *data, u_int length, u_short attr_code)
{
u_short len_data;
+ u_int error_cause_value;
switch(attr_code)
{
case ARAP_PASS:
if (length != 16)
{
- printf("ERROR: length %u != 16", length);
+ ND_PRINT("ERROR: length %u != 16", length);
return;
}
- printf("User_challenge (");
- TCHECK2(data[0],8);
+ ND_PRINT("User_challenge (");
+ ND_TCHECK_8(data);
len_data = 8;
PRINT_HEX(len_data, data);
- printf(") User_resp(");
- TCHECK2(data[0],8);
+ ND_PRINT(") User_resp(");
+ ND_TCHECK_8(data);
len_data = 8;
PRINT_HEX(len_data, data);
- printf(")");
+ ND_PRINT(")");
break;
case ARAP_FEATURES:
if (length != 14)
{
- printf("ERROR: length %u != 14", length);
+ ND_PRINT("ERROR: length %u != 14", length);
return;
}
- TCHECK2(data[0],1);
- if (*data)
- printf("User can change password");
+ if (GET_U_1(data))
+ ND_PRINT("User can change password");
else
- printf("User cannot change password");
+ ND_PRINT("User cannot change password");
data++;
- TCHECK2(data[0],1);
- printf(", Min password length: %d",*data);
+ ND_PRINT(", Min password length: %u", GET_U_1(data));
data++;
- printf(", created at: ");
- TCHECK2(data[0],4);
+ ND_PRINT(", created at: ");
+ ND_TCHECK_4(data);
len_data = 4;
PRINT_HEX(len_data, data);
- printf(", expires in: ");
- TCHECK2(data[0],4);
+ ND_PRINT(", expires in: ");
+ ND_TCHECK_4(data);
len_data = 4;
PRINT_HEX(len_data, data);
- printf(", Current Time: ");
+ ND_PRINT(", Current Time: ");
+ ND_TCHECK_4(data);
len_data = 4;
- TCHECK2(data[0],4);
PRINT_HEX(len_data, data);
break;
case ARAP_CHALLENGE_RESP:
if (length < 8)
{
- printf("ERROR: length %u != 8", length);
+ ND_PRINT("ERROR: length %u != 8", length);
return;
}
- TCHECK2(data[0],8);
+ ND_TCHECK_8(data);
len_data = 8;
PRINT_HEX(len_data, data);
break;
+
+ case ERROR_CAUSE:
+ if (length != 4)
+ {
+ ND_PRINT("Error: length %u != 4", length);
+ return;
+ }
+
+ error_cause_value = GET_BE_U_4(data);
+ ND_PRINT("Error cause %u: %s", error_cause_value, tok2str(errorcausetype, "Error-Cause %u not known", error_cause_value));
+ break;
}
+ return;
trunc:
- printf("|radius}");
+ nd_print_trunc(ndo);
}
-
-
static void
-radius_attr_print(register const u_char *attr, u_int length)
+radius_attrs_print(netdissect_options *ndo,
+ const u_char *attr, u_int length)
{
- register const struct radius_attr *rad_attr = (struct radius_attr *)attr;
-
- if (length < 3)
- {
- printf(" [|radius]");
- return;
- }
+ const struct radius_attr *rad_attr = (const struct radius_attr *)attr;
+ const char *attr_string;
+ uint8_t type, len;
while (length > 0)
{
- if (rad_attr->len == 0 && rad_attr->type < (TAM_SIZE(attr_type)-1))
+ if (length < 2)
+ goto trunc;
+ ND_TCHECK_SIZE(rad_attr);
+
+ type = GET_U_1(rad_attr->type);
+ len = GET_U_1(rad_attr->len);
+ if (type != 0 && type < TAM_SIZE(attr_type))
+ attr_string = attr_type[type].name;
+ else
+ attr_string = "Unknown";
+
+ ND_PRINT("\n\t %s Attribute (%u), length: %u",
+ attr_string,
+ type,
+ len);
+ if (len < 2)
{
- printf("\n\t %s Attribute (%u), zero-length",
- attr_type[rad_attr->type].name,
- rad_attr->type);
- return;
+ ND_PRINT(" (bogus, must be >= 2)");
+ return;
}
- if ( rad_attr->len <= length && rad_attr->type < (TAM_SIZE(attr_type)-1))
+ if (len > length)
{
- printf("\n\t %s Attribute (%u), length: %u, Value: ",
- attr_type[rad_attr->type].name,
- rad_attr->type,
- rad_attr->len);
+ ND_PRINT(" (bogus, goes past end of packet)");
+ return;
+ }
+ ND_PRINT(", Value: ");
- if ( !rad_attr->type || (rad_attr->type > (TAM_SIZE(attr_type)-1)) ) {
- }
- else {
- if (rad_attr->len > 2)
- {
- if ( attr_type[rad_attr->type].print_func )
- (*attr_type[rad_attr->type].print_func)(
- ((u_char *)(rad_attr+1)),
- rad_attr->len - 2, rad_attr->type);
- }
+ if (type < TAM_SIZE(attr_type))
+ {
+ if (len > 2)
+ {
+ if ( attr_type[type].print_func )
+ (*attr_type[type].print_func)(
+ ndo, ((const u_char *)(rad_attr+1)),
+ len - 2, type);
}
}
- else {
- printf(" [|radius]");
- return;
- }
- /* do we want to see an additionally hexdump ? */
- if (vflag> 1 && rad_attr->len >= 2)
- print_unknown_data((char *)rad_attr+2,"\n\t ",(rad_attr->len)-2);
+ /* do we also want to see a hex dump ? */
+ if (ndo->ndo_vflag> 1)
+ print_unknown_data(ndo, (const u_char *)rad_attr+2, "\n\t ", (len)-2);
- length-=(rad_attr->len);
- rad_attr = (struct radius_attr *)( ((char *)(rad_attr))+rad_attr->len);
+ length-=(len);
+ rad_attr = (const struct radius_attr *)( ((const char *)(rad_attr))+len);
}
-}
+ return;
+trunc:
+ nd_print_trunc(ndo);
+}
void
-radius_print(const u_char *dat, u_int length)
+radius_print(netdissect_options *ndo,
+ const u_char *dat, u_int length)
{
- register const struct radius_hdr *rad;
- register u_int i;
+ const struct radius_hdr *rad;
u_int len, auth_idx;
- if (snapend < dat)
- {
- printf(" [|radius]");
- return;
- }
- i = snapend - dat;
- if (i > length)
- i = length;
-
- if (i < MIN_RADIUS_LEN)
- {
- printf(" [|radius]");
- return;
- }
-
- rad = (struct radius_hdr *)dat;
- len = EXTRACT_16BITS(&rad->len);
+ ndo->ndo_protocol = "radius";
+ ND_TCHECK_LEN(dat, MIN_RADIUS_LEN);
+ rad = (const struct radius_hdr *)dat;
+ len = GET_BE_U_2(rad->len);
if (len < MIN_RADIUS_LEN)
{
- printf(" [|radius]");
+ nd_print_trunc(ndo);
return;
}
- if (len < i)
- i = len;
+ if (len > length)
+ len = length;
- i -= MIN_RADIUS_LEN;
-
- if (vflag < 1) {
- printf("RADIUS, %s (%u), id: 0x%02x length: %u",
- tok2str(radius_command_values,"Unknown Command",rad->code),
- rad->code,
- rad->id,
- length);
+ if (ndo->ndo_vflag < 1) {
+ ND_PRINT("RADIUS, %s (%u), id: 0x%02x length: %u",
+ tok2str(radius_command_values,"Unknown Command",GET_U_1(rad->code)),
+ GET_U_1(rad->code),
+ GET_U_1(rad->id),
+ len);
return;
}
else {
- printf("RADIUS, length: %u\n\t%s (%u), id: 0x%02x, Authenticator: ",
- length,
- tok2str(radius_command_values,"Unknown Command",rad->code),
- rad->code,
- rad->id);
+ ND_PRINT("RADIUS, length: %u\n\t%s (%u), id: 0x%02x, Authenticator: ",
+ len,
+ tok2str(radius_command_values,"Unknown Command",GET_U_1(rad->code)),
+ GET_U_1(rad->code),
+ GET_U_1(rad->id));
for(auth_idx=0; auth_idx < 16; auth_idx++)
- printf("%02x", rad->auth[auth_idx] );
+ ND_PRINT("%02x", rad->auth[auth_idx]);
}
- if (i)
- radius_attr_print( dat + MIN_RADIUS_LEN, i);
+ if (len > MIN_RADIUS_LEN)
+ radius_attrs_print(ndo, dat + MIN_RADIUS_LEN, len - MIN_RADIUS_LEN);
+ return;
+
+trunc:
+ nd_print_trunc(ndo);
}
projects / tcpdump / blobdiff